1985–86 League of Ireland Premier Division

League of Ireland Premier Division
Season1985–86
ChampionsShamrock Rovers (13th title)
RelegatedShelbourne
UCD
European CupShamrock Rovers
UEFA CupGalway United
UEFA Cup Winners' CupWaterford United
Top goalscorerTommy Gaynor:15
(Limerick)

The 1985–86 League of Ireland Premier Division was the first season of the League of Ireland Premier Division. The Premier Division was made up of 12 teams.